Finding the Fourth Proportional to 2,783,251.98, 4,173,562.11 and 1,078,193.88
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Solution
The fourth proportional to 2,783,251.98, 4,173,562.11 and 1,078,193.88 is: 1,616,781.07
Step by Step Solution
- Step 1: Write the proportion equation
2,783,251.98 : 4,173,562.11 = 1,078,193.88 : x - Step 2: Convert to fraction form
2,783,251.98/4,173,562.11 = 1,078,193.88/x - Step 3: Cross multiply
2,783,251.98x = 4,173,562.11 × 1,078,193.88 - Step 4: Simplify right side
2,783,251.98x = 4,499,909,124,801.89 - Step 5: Solve for x
x = 4,499,909,124,801.89/2,783,251.98 - Step 6: Final answer
x = 1,616,781.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.